Mix flour, baking powder, baking soda, and salt in a bowl. Heat the chocolate chips and
butter in a saucepan over low heat until blended, stirring frequently.
Remove from heat and stir in vanilla extract.
Combine sugar, peanut oil, espresso, and eggs in a bowl, beating for 5 minutes and
occasionally scraping sides of bowl.
Add chocolate mixture and beat until just blended, then add flour mixture and beat
again.
Stir in pecans. Heat oven to 375 degrees F. Spoon batter into a greased 9 x 13-inch
baking pan. Bake for 25-30 minutes or until edges pull from the side of the pan. Cool
until lukewarm on a wire rack.
Pour Kahlua into a spray bottle and spray onto warm brownies. Let stand until
completely cool.
To serve, cut into 3 x 4-inch brownies and microwave until just warm. Split each bar
horizontally into halves and sandwich with a scoop of ice cream. Top with whipped
cream and/or fresh strawberries or raspberries.